From 34ef3390698c6eb5bfe83d6dbf39a90fb79f7358 Mon Sep 17 00:00:00 2001
From: paul-loedige <paul@gve-loedige.de>
Date: Mon, 4 Jan 2021 13:20:49 +0100
Subject: [PATCH] adjust xml works

---
 APED/app/src/main/AndroidManifest.xml                  |  9 +++++++++
 .../src/main/java/com/example/aped/MainActivity.java   | 10 ++++++----
 APED/app/src/main/res/xml/provider_paths.xml           |  6 ++++++
 3 files changed, 21 insertions(+), 4 deletions(-)
 create mode 100644 APED/app/src/main/res/xml/provider_paths.xml

diff --git a/APED/app/src/main/AndroidManifest.xml b/APED/app/src/main/AndroidManifest.xml
index 15e51c1..59e6bfd 100644
--- a/APED/app/src/main/AndroidManifest.xml
+++ b/APED/app/src/main/AndroidManifest.xml
@@ -25,6 +25,15 @@
                 <category android:name="android.intent.category.LAUNCHER" />
             </intent-filter>
         </activity>
+        <provider
+            android:authorities="${applicationId}.provider"
+            android:name="androidx.core.content.FileProvider"
+            android:exported="false"
+            android:grantUriPermissions="true">
+            <meta-data
+                android:name="android.support.FILE_PROVIDER_PATHS"
+                android:resource="@xml/provider_paths"/>
+        </provider>
     </application>
 
 </manifest>
\ No newline at end of file
diff --git a/APED/app/src/main/java/com/example/aped/MainActivity.java b/APED/app/src/main/java/com/example/aped/MainActivity.java
index 96f1d79..ab0611e 100644
--- a/APED/app/src/main/java/com/example/aped/MainActivity.java
+++ b/APED/app/src/main/java/com/example/aped/MainActivity.java
@@ -25,6 +25,7 @@ import com.google.android.material.navigation.NavigationView;
 import androidx.annotation.NonNull;
 import androidx.core.app.ActivityCompat;
 import androidx.core.content.ContextCompat;
+import androidx.core.content.FileProvider;
 import androidx.navigation.NavController;
 import androidx.navigation.Navigation;
 import androidx.navigation.ui.AppBarConfiguration;
@@ -142,7 +143,6 @@ public class MainActivity extends AppCompatActivity {
             case R.id.action_adjust_xml:
                 Toast.makeText(this, "Adjust .xml",
                         Toast.LENGTH_SHORT).show();
-                Intent intent = new Intent(Intent.ACTION_SEND);
                 String externalPrivateStorageDir = null;
                 try {
                     externalPrivateStorageDir = ExternalStorageHandler.getExternalPrivateStorageDir(this);
@@ -150,10 +150,12 @@ public class MainActivity extends AppCompatActivity {
                     Log.e("MainActivity","error while opening the config.xml for adjustment: " + e.getMessage());
                 }
                 File xmlFile = new File(externalPrivateStorageDir, "config.xml");
+                Uri uri = FileProvider.getUriForFile(this,this.getApplicationContext().getPackageName() + ".provider", xmlFile);
 
-                //String shareBody = text;
-                intent.setType("text/plain");
-                intent.putExtra(Intent.EXTRA_TEXT, xmlFile.toString());
+                Intent intent = new Intent(Intent.ACTION_VIEW);
+                intent.setDataAndType(uri,"text/xml");
+                intent.addFlags(Intent.FLAG_ACTIVITY_NEW_TASK);
+                intent.addFlags(Intent.FLAG_GRANT_READ_URI_PERMISSION);
                 startActivity(intent);
                 /**
                  * xml anstatt beispieltext muss übergeben werden
diff --git a/APED/app/src/main/res/xml/provider_paths.xml b/APED/app/src/main/res/xml/provider_paths.xml
new file mode 100644
index 0000000..144b9f0
--- /dev/null
+++ b/APED/app/src/main/res/xml/provider_paths.xml
@@ -0,0 +1,6 @@
+<?xml version="1.0" encoding="utf-8"?>
+<paths>
+    <external-path
+        name="external_files"
+        path="."/>
+</paths>
\ No newline at end of file